53380215

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 115230720

約数和(自身を除く): 61850505

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 81, 95, 105, 133, 135, 171, 189, 285, 315, 399, 405, 513, 567, 665, 855, 945, 991, 1197, 1539, 1995, 2565, 2835, 2973, 3591, 4955, 5985, 6937, 7695, 8919, 10773, 14865, 17955, 18829, 20811, 26757, 34685, 44595, 53865, 56487, 62433, 80271, 94145, 104055, 131803, 133785, 169461, 187299, 282435, 312165, 395409, 401355, 508383, 561897, 659015, 847305, 936495, 1186227, 1525149, 1977045, 2541915, 2809485, 3558681, 5931135, 7625745, 10676043, 17793405, 53380215]

約数ペア:

[(1, 53380215), (3, 17793405), (5, 10676043), (7, 7625745), (9, 5931135), (15, 3558681), (19, 2809485), (21, 2541915), (27, 1977045), (35, 1525149), (45, 1186227), (57, 936495), (63, 847305), (81, 659015), (95, 561897), (105, 508383), (133, 401355), (135, 395409), (171, 312165), (189, 282435), (285, 187299), (315, 169461), (399, 133785), (405, 131803), (513, 104055), (567, 94145), (665, 80271), (855, 62433), (945, 56487), (991, 53865), (1197, 44595), (1539, 34685), (1995, 26757), (2565, 20811), (2835, 18829), (2973, 17955), (3591, 14865), (4955, 10773), (5985, 8919), (6937, 7695)]